Question

If p = −2, q = −1 and r = 3, find the value of p − q − r

Answer 1

p − q − r

Substituting p = -2, q = -1 and r = 3 in the given expression:

\[( - 2) - ( - 1) - (3) = - 2 + 1 - 3\]
\[ = - 4\]